Comparison

Braille practice (Cantonese) vs RainbowStar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Braille practice (Cantonese)

This app helps users practice Cantonese Braille through interactive exercises. It features color-coded keys and button modes designed to assist individuals with low vision in learning Braille symbols.

Highlights
  • Cantonese Braille practice
  • Phonics listening and typing
  • Color-coded keys for low vision
  • Button number and color modes
  • Learning Braille structure
Features
Read full description

A Training App made for normal or even low vision people to pratice the basics of Cantonese braille Method of training: -Listen a part of Cantonese phonics, then type out that braille symbol. Features: -Color keys are adopted to low vision people -Buttons number and color modes are helpful for people to understand the structure of Braille. The objectives: -Helping low vision people to practice the Cantonese Braille, and let normal people to understand the form of it.

About

RainbowStar

Read full description

Your e-books, your pedagogy. Cater your student's need. RainbowStar lets you create your own e-Learning materials and hold a truly interactive and engaging e-lesson. E-books can be easily created and adjusted freely to suit your needs. Our interactive e-lesson equipped with functions which helps you to save time. Exercises can be auto-corrected, and the learning data are analyzed to let you know more about your students’ ability. And the most important is, it is fun! Innovative e-Book Editor: Total Design Freedom We offer 80+ comprehensive tool and 10000+ images for you to tailor-make your e-books. You can start with a free canvas or choose from our templates. With easy drag and drop you can customize anything. Cross-platform lesson: Interact with your students Lesson can be held in a cross-platform environment. You can group your students and hold a competition, voting or discussion. We also provide page-sync, black-out screen and other functions that helps you manage your class. Instant Charts: Know your students well All questions with pre-set answers are instantly corrected. Learning data are automatically collected and analyzed. You can easily find out the learning difficulties of your students. Bookstore with editable e-books Share your knowledge! Here we have a bookstore for you to share your materials in public, and you can read the e-books from the bookstore to get some inspiration, or even download and edit it to suit your needs.

Screenshots

RainbowStar4 screens

Verdict

The call

The clearest difference is in-app purchases: Braille practice (Cantonese) at none against RainbowStar's 6. Braille practice (Cantonese) also leads on iOS requirement (8.0 vs 12.0). RainbowStar's advantage is update cadence (every 5 weeks vs every 30 months) and device support (3 vs 1). On price and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. RainbowStar sells 6 one-off in-app purchases. Braille practice (Cantonese) asks for nothing beyond the download.

UpkeepUpdate frequency

Braille practice (Cantonese) ships an update every 30 months, RainbowStar every 5 weeks. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

Scorecard4 real differences · 6 level
Braille practice (Cantonese) versus RainbowStar: the parameters behind the verdict, then further details
ParameterBraille practice (Cantonese)RainbowStar
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 30 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPadiPhone, iPad, iPod — better
Requires iOS8.0 — better12.0
Further details — not scored
Size23 MB287 MB
Age rating4+4+
DeveloperEbenezer schoolOpen Knowledge Association Ltd.

In-app purchases

None

Braille practice (Cantonese)

No in-app purchases

6 purchases

RainbowStar

One-time6
  • 8個金幣$0.99
  • 48個金幣$5.99
  • 98個金幣$12.99
Show 3 more
  • 218個金幣$27.99
  • 368個金幣$46.99
  • 688個金幣$89.99

Questions

Is Braille practice (Cantonese) free?
Braille practice (Cantonese) is free to download, with no in-app purchases.
Is RainbowStar free?
RainbowStar is free to download, with in-app purchases available.
Do Braille practice (Cantonese) or RainbowStar have ads?
Neither Braille practice (Cantonese) nor RainbowStar shows ads.
Which is updated more often, Braille practice (Cantonese) or RainbowStar?
Braille practice (Cantonese) ships an update every 30 months, and RainbowStar every 5 weeks. Most recently, Braille practice (Cantonese) was updated on October 23, 2026 and RainbowStar on October 29, 2026.

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